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OsteoStrong Fact Sheet: Magnesium for Bone and Health

Overview of Magnesium’s Role in Bone Health

  • Function: Vital for bone formation and maintenance.
  • Regulation: Helps manage calcium balance and activates vitamin D for calcium absorption.

Dietary Intake of Magnesium

  • Ideal Source: Best obtained through a balanced diet.
  • Food Sources: Includes nuts, seeds, whole grains, leafy greens, and some seafood.
  • Supplementation Need: Not necessary if diet provides adequate magnesium.

Individual Needs and Magnesium

  • Varied Requirements: May be higher due to age, gender, medical conditions, or medication interactions.
  • Healthcare Guidance: Consultation with a healthcare provider is recommended for personalised advice.

Bone Health Concerns and Magnesium

  • Magnesium Deficiency: Experts have estimated that between 1 in 3 Australians are deficient in magnesium. 
  • Conditions like Osteoporosis: Magnesium supplementation might be part of a comprehensive bone health strategy.
  • Integrated Approach: Includes assessment of other nutrients like calcium, vitamin D, and vitamin K2.

Supplement Safety and Recommendations

  • Choosing Supplements: Choose for the right form of magnesium for better absorption and tolerability.
  • Types: Common forms include magnesium citrate, magnesium oxide, and magnesium glycinate.
  • Dosing: Follow recommended dosages and consult with healthcare professionals.


Magnesium is a key mineral in maintaining bone health, regulating calcium balance, and supporting the activation of vitamin D. While a balanced diet is the preferred source, supplementation may be necessary for individuals with specific health conditions or dietary restrictions. Consultation with healthcare professionals is essential to determine the need and appropriate form of magnesium supplementation.


The information provided here is for general informational purposes only and is not intended to be medical advice. Always seek the guidance of your doctor or other qualified health professional with any questions you may have regarding your health or a medical condition.
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